提交 21744f19 编写于 作者: E Eric Bénard 提交者: Sascha Hauer

i.MX35: add cpuimx35 support and its baseboard

* cpuimx35 integrates i.MX35, RAM, NAND, Ethernet, I2C RTC, USB Host,
USB OTG and I2C touchscreen controller
* mbimxsd provides access to LCD, Audio, LED, Switch button, UART ...
Signed-off-by: NEric Bénard <eric@eukrea.com>
Signed-off-by: NSascha Hauer <s.hauer@pengutronix.de>
上级 ac0eb0f3
......@@ -125,4 +125,26 @@ config MACH_KZM_ARM11_01
Include support for KZM-ARM11-01. This includes specific
configurations for the board and its peripherals.
config MACH_EUKREA_CPUIMX35
bool "Support Eukrea CPUIMX35 Platform"
select ARCH_MX35
select MXC_ULPI if USB_ULPI
help
Include support for Eukrea CPUIMX35 platform. This includes
specific configurations for the board and its peripherals.
choice
prompt "Baseboard"
depends on MACH_EUKREA_CPUIMX35
default MACH_EUKREA_MBIMXSD_BASEBOARD
config MACH_EUKREA_MBIMXSD_BASEBOARD
prompt "Eukrea MBIMXSD development board"
bool
help
This adds board specific devices that can be found on Eukrea's
MBIMXSD evaluation board.
endchoice
endif
......@@ -24,3 +24,5 @@ obj-$(CONFIG_MACH_PCM043) += mach-pcm043.o
obj-$(CONFIG_MACH_ARMADILLO5X0) += mach-armadillo5x0.o
obj-$(CONFIG_MACH_MX35_3DS) += mach-mx35pdk.o
obj-$(CONFIG_MACH_KZM_ARM11_01) += mach-kzm_arm11_01.o
obj-$(CONFIG_MACH_EUKREA_CPUIMX35) += mach-cpuimx35.o
obj-$(CONFIG_MACH_EUKREA_MBIMXSD_BASEBOARD) += eukrea_mbimxsd-baseboard.o
/*
* Copyright (C) 2010 Eric Benard - eric@eukrea.com
*
* Based on pcm970-baseboard.c which is :
* Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
#include <linux/types.h>
#include <linux/init.h>
#include <linux/gpio.h>
#include <linux/interrupt.h>
#include <linux/leds.h>
#include <linux/platform_device.h>
#include <linux/gpio_keys.h>
#include <linux/input.h>
#include <video/platform_lcd.h>
#include <linux/i2c.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/time.h>
#include <asm/mach/map.h>
#include <mach/board-eukrea_cpuimx35.h>
#include <mach/hardware.h>
#include <mach/common.h>
#include <mach/imx-uart.h>
#include <mach/iomux-mx35.h>
#include <mach/ipu.h>
#include <mach/mx3fb.h>
#include <mach/audmux.h>
#include <mach/ssi.h>
#include "devices.h"
static const struct fb_videomode fb_modedb[] = {
{
.name = "CMO_QVGA",
.refresh = 60,
.xres = 320,
.yres = 240,
.pixclock = KHZ2PICOS(6500),
.left_margin = 68,
.right_margin = 20,
.upper_margin = 15,
.lower_margin = 4,
.hsync_len = 30,
.vsync_len = 3,
.sync = 0,
.vmode = FB_VMODE_NONINTERLACED,
.flag = 0,
},
};
static struct ipu_platform_data mx3_ipu_data = {
.irq_base = MXC_IPU_IRQ_START,
};
static struct mx3fb_platform_data mx3fb_pdata = {
.dma_dev = &mx3_ipu.dev,
.name = "CMO_QVGA",
.mode = fb_modedb,
.num_modes = ARRAY_SIZE(fb_modedb),
};
static struct pad_desc eukrea_mbimxsd_pads[] = {
/* LCD */
MX35_PAD_LD0__IPU_DISPB_DAT_0,
MX35_PAD_LD1__IPU_DISPB_DAT_1,
MX35_PAD_LD2__IPU_DISPB_DAT_2,
MX35_PAD_LD3__IPU_DISPB_DAT_3,
MX35_PAD_LD4__IPU_DISPB_DAT_4,
MX35_PAD_LD5__IPU_DISPB_DAT_5,
MX35_PAD_LD6__IPU_DISPB_DAT_6,
MX35_PAD_LD7__IPU_DISPB_DAT_7,
MX35_PAD_LD8__IPU_DISPB_DAT_8,
MX35_PAD_LD9__IPU_DISPB_DAT_9,
MX35_PAD_LD10__IPU_DISPB_DAT_10,
MX35_PAD_LD11__IPU_DISPB_DAT_11,
MX35_PAD_LD12__IPU_DISPB_DAT_12,
MX35_PAD_LD13__IPU_DISPB_DAT_13,
MX35_PAD_LD14__IPU_DISPB_DAT_14,
MX35_PAD_LD15__IPU_DISPB_DAT_15,
MX35_PAD_LD16__IPU_DISPB_DAT_16,
MX35_PAD_LD17__IPU_DISPB_DAT_17,
MX35_PAD_D3_HSYNC__IPU_DISPB_D3_HSYNC,
MX35_PAD_D3_FPSHIFT__IPU_DISPB_D3_CLK,
MX35_PAD_D3_DRDY__IPU_DISPB_D3_DRDY,
MX35_PAD_D3_VSYNC__IPU_DISPB_D3_VSYNC,
/* Backlight */
MX35_PAD_CONTRAST__IPU_DISPB_CONTR,
/* LCD_PWR */
MX35_PAD_D3_CLS__GPIO1_4,
/* LED */
MX35_PAD_LD23__GPIO3_29,
/* SWITCH */
MX35_PAD_LD19__GPIO3_25,
/* UART2 */
MX35_PAD_CTS2__UART2_CTS,
MX35_PAD_RTS2__UART2_RTS,
MX35_PAD_TXD2__UART2_TXD_MUX,
MX35_PAD_RXD2__UART2_RXD_MUX,
/* I2S */
MX35_PAD_STXFS4__AUDMUX_AUD4_TXFS,
MX35_PAD_STXD4__AUDMUX_AUD4_TXD,
MX35_PAD_SRXD4__AUDMUX_AUD4_RXD,
MX35_PAD_SCK4__AUDMUX_AUD4_TXC,
};
#define GPIO_LED1 (2 * 32 + 29)
#define GPIO_SWITCH1 (2 * 32 + 25)
#define GPIO_LCDPWR (4)
static void eukrea_mbimxsd_lcd_power_set(struct plat_lcd_data *pd,
unsigned int power)
{
if (power)
gpio_direction_output(GPIO_LCDPWR, 1);
else
gpio_direction_output(GPIO_LCDPWR, 0);
}
static struct plat_lcd_data eukrea_mbimxsd_lcd_power_data = {
.set_power = eukrea_mbimxsd_lcd_power_set,
};
static struct platform_device eukrea_mbimxsd_lcd_powerdev = {
.name = "platform-lcd",
.dev.platform_data = &eukrea_mbimxsd_lcd_power_data,
};
static struct gpio_led eukrea_mbimxsd_leds[] = {
{
.name = "led1",
.default_trigger = "heartbeat",
.active_low = 1,
.gpio = GPIO_LED1,
},
};
static struct gpio_led_platform_data eukrea_mbimxsd_led_info = {
.leds = eukrea_mbimxsd_leds,
.num_leds = ARRAY_SIZE(eukrea_mbimxsd_leds),
};
static struct platform_device eukrea_mbimxsd_leds_gpio = {
.name = "leds-gpio",
.id = -1,
.dev = {
.platform_data = &eukrea_mbimxsd_led_info,
},
};
static struct gpio_keys_button eukrea_mbimxsd_gpio_buttons[] = {
{
.gpio = GPIO_SWITCH1,
.code = BTN_0,
.desc = "BP1",
.active_low = 1,
.wakeup = 1,
},
};
static struct gpio_keys_platform_data eukrea_mbimxsd_button_data = {
.buttons = eukrea_mbimxsd_gpio_buttons,
.nbuttons = ARRAY_SIZE(eukrea_mbimxsd_gpio_buttons),
};
static struct platform_device eukrea_mbimxsd_button_device = {
.name = "gpio-keys",
.id = -1,
.num_resources = 0,
.dev = {
.platform_data = &eukrea_mbimxsd_button_data,
}
};
static struct platform_device *platform_devices[] __initdata = {
&eukrea_mbimxsd_leds_gpio,
&eukrea_mbimxsd_button_device,
&eukrea_mbimxsd_lcd_powerdev,
};
static struct imxuart_platform_data uart_pdata = {
.flags = IMXUART_HAVE_RTSCTS,
};
static struct i2c_board_info eukrea_mbimxsd_i2c_devices[] = {
{
I2C_BOARD_INFO("tlv320aic23", 0x1a),
},
};
struct imx_ssi_platform_data eukrea_mbimxsd_ssi_pdata = {
.flags = IMX_SSI_SYN | IMX_SSI_NET | IMX_SSI_USE_I2S_SLAVE,
};
/*
* system init for baseboard usage. Will be called by cpuimx35 init.
*
* Add platform devices present on this baseboard and init
* them from CPU side as far as required to use them later on
*/
void __init eukrea_mbimxsd_baseboard_init(void)
{
if (mxc_iomux_v3_setup_multiple_pads(eukrea_mbimxsd_pads,
ARRAY_SIZE(eukrea_mbimxsd_pads)))
printk(KERN_ERR "error setting mbimxsd pads !\n");
#if defined(CONFIG_SND_SOC_EUKREA_TLV320)
/* SSI unit master I2S codec connected to SSI_AUD4 */
mxc_audmux_v2_configure_port(0,
MXC_AUDMUX_V2_PTCR_SYN |
MXC_AUDMUX_V2_PTCR_TFSDIR |
MXC_AUDMUX_V2_PTCR_TFSEL(3) |
MXC_AUDMUX_V2_PTCR_TCLKDIR |
MXC_AUDMUX_V2_PTCR_TCSEL(3),
MXC_AUDMUX_V2_PDCR_RXDSEL(3)
);
mxc_audmux_v2_configure_port(3,
MXC_AUDMUX_V2_PTCR_SYN,
MXC_AUDMUX_V2_PDCR_RXDSEL(0)
);
#endif
mxc_register_device(&mxc_uart_device1, &uart_pdata);
mxc_register_device(&mx3_ipu, &mx3_ipu_data);
mxc_register_device(&mx3_fb, &mx3fb_pdata);
mxc_register_device(&imx_ssi_device0, &eukrea_mbimxsd_ssi_pdata);
gpio_request(GPIO_LED1, "LED1");
gpio_direction_output(GPIO_LED1, 1);
gpio_free(GPIO_LED1);
gpio_request(GPIO_SWITCH1, "SWITCH1");
gpio_direction_input(GPIO_SWITCH1);
gpio_free(GPIO_SWITCH1);
gpio_request(GPIO_LCDPWR, "LCDPWR");
gpio_direction_output(GPIO_LCDPWR, 1);
gpio_free(GPIO_SWITCH1);
i2c_register_board_info(0, eukrea_mbimxsd_i2c_devices,
ARRAY_SIZE(eukrea_mbimxsd_i2c_devices));
platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
}
/*
* Copyright (C) 2010 Eric Benard - eric@eukrea.com
* Copyright (C) 2009 Sascha Hauer, Pengutronix
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/types.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/mtd/physmap.h>
#include <linux/memory.h>
#include <linux/gpio.h>
#include <linux/interrupt.h>
#include <linux/delay.h>
#include <linux/i2c.h>
#include <linux/i2c/tsc2007.h>
#include <linux/usb/otg.h>
#include <linux/usb/ulpi.h>
#include <linux/fsl_devices.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/time.h>
#include <asm/mach/map.h>
#include <mach/board-eukrea_cpuimx35.h>
#include <mach/hardware.h>
#include <mach/common.h>
#include <mach/imx-uart.h>
#include <mach/i2c.h>
#include <mach/iomux-mx35.h>
#include <mach/mxc_nand.h>
#include <mach/mxc_ehci.h>
#include <mach/ulpi.h>
#include "devices.h"
static struct imxuart_platform_data uart_pdata = {
.flags = IMXUART_HAVE_RTSCTS,
};
static struct imxi2c_platform_data eukrea_cpuimx35_i2c_1_data = {
.bitrate = 50000,
};
#define TSC2007_IRQGPIO (2 * 32 + 2)
static int ts_get_pendown_state(void)
{
int val = 0;
gpio_free(TSC2007_IRQGPIO);
gpio_request(TSC2007_IRQGPIO, NULL);
gpio_direction_input(TSC2007_IRQGPIO);
val = gpio_get_value(TSC2007_IRQGPIO);
gpio_free(TSC2007_IRQGPIO);
gpio_request(TSC2007_IRQGPIO, NULL);
return val ? 0 : 1;
}
static int ts_init(void)
{
gpio_request(TSC2007_IRQGPIO, NULL);
return 0;
}
static struct tsc2007_platform_data tsc2007_info = {
.model = 2007,
.x_plate_ohms = 180,
.get_pendown_state = ts_get_pendown_state,
.init_platform_hw = ts_init,
};
static struct i2c_board_info eukrea_cpuimx35_i2c_devices[] = {
{
I2C_BOARD_INFO("pcf8563", 0x51),
}, {
I2C_BOARD_INFO("tsc2007", 0x48),
.type = "tsc2007",
.platform_data = &tsc2007_info,
.irq = gpio_to_irq(TSC2007_IRQGPIO),
},
};
static struct platform_device *devices[] __initdata = {
&mxc_fec_device,
&imx_wdt_device0,
};
static struct pad_desc eukrea_cpuimx35_pads[] = {
/* UART1 */
MX35_PAD_CTS1__UART1_CTS,
MX35_PAD_RTS1__UART1_RTS,
MX35_PAD_TXD1__UART1_TXD_MUX,
MX35_PAD_RXD1__UART1_RXD_MUX,
/* FEC */
MX35_PAD_FEC_TX_CLK__FEC_TX_CLK,
MX35_PAD_FEC_RX_CLK__FEC_RX_CLK,
MX35_PAD_FEC_RX_DV__FEC_RX_DV,
MX35_PAD_FEC_COL__FEC_COL,
MX35_PAD_FEC_RDATA0__FEC_RDATA_0,
MX35_PAD_FEC_TDATA0__FEC_TDATA_0,
MX35_PAD_FEC_TX_EN__FEC_TX_EN,
MX35_PAD_FEC_MDC__FEC_MDC,
MX35_PAD_FEC_MDIO__FEC_MDIO,
MX35_PAD_FEC_TX_ERR__FEC_TX_ERR,
MX35_PAD_FEC_RX_ERR__FEC_RX_ERR,
MX35_PAD_FEC_CRS__FEC_CRS,
MX35_PAD_FEC_RDATA1__FEC_RDATA_1,
MX35_PAD_FEC_TDATA1__FEC_TDATA_1,
MX35_PAD_FEC_RDATA2__FEC_RDATA_2,
MX35_PAD_FEC_TDATA2__FEC_TDATA_2,
MX35_PAD_FEC_RDATA3__FEC_RDATA_3,
MX35_PAD_FEC_TDATA3__FEC_TDATA_3,
/* I2C1 */
MX35_PAD_I2C1_CLK__I2C1_SCL,
MX35_PAD_I2C1_DAT__I2C1_SDA,
/* TSC2007 IRQ */
MX35_PAD_ATA_DA2__GPIO3_2,
};
static struct mxc_nand_platform_data pcm037_nand_board_info = {
.width = 1,
.hw_ecc = 1,
.flash_bbt = 1,
};
static struct mxc_usbh_platform_data otg_pdata = {
.portsc = MXC_EHCI_MODE_UTMI,
.flags = MXC_EHCI_INTERFACE_DIFF_UNI,
};
static struct mxc_usbh_platform_data usbh1_pdata = {
.portsc = MXC_EHCI_MODE_SERIAL,
.flags = MXC_EHCI_INTERFACE_SINGLE_UNI | MXC_EHCI_INTERNAL_PHY |
MXC_EHCI_IPPUE_DOWN,
};
static struct fsl_usb2_platform_data otg_device_pdata = {
.operating_mode = FSL_USB2_DR_DEVICE,
.phy_mode = FSL_USB2_PHY_UTMI,
};
static int otg_mode_host;
static int __init eukrea_cpuimx35_otg_mode(char *options)
{
if (!strcmp(options, "host"))
otg_mode_host = 1;
else if (!strcmp(options, "device"))
otg_mode_host = 0;
else
pr_info("otg_mode neither \"host\" nor \"device\". "
"Defaulting to device\n");
return 0;
}
__setup("otg_mode=", eukrea_cpuimx35_otg_mode);
/*
* Board specific initialization.
*/
static void __init mxc_board_init(void)
{
mxc_iomux_v3_setup_multiple_pads(eukrea_cpuimx35_pads,
ARRAY_SIZE(eukrea_cpuimx35_pads));
platform_add_devices(devices, ARRAY_SIZE(devices));
mxc_register_device(&mxc_uart_device0, &uart_pdata);
mxc_register_device(&mxc_nand_device, &pcm037_nand_board_info);
i2c_register_board_info(0, eukrea_cpuimx35_i2c_devices,
ARRAY_SIZE(eukrea_cpuimx35_i2c_devices));
mxc_register_device(&mxc_i2c_device0, &eukrea_cpuimx35_i2c_1_data);
#if defined(CONFIG_USB_ULPI)
if (otg_mode_host) {
otg_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops,
USB_OTG_DRV_VBUS | USB_OTG_DRV_VBUS_EXT);
mxc_register_device(&mxc_otg_host, &otg_pdata);
}
mxc_register_device(&mxc_usbh1, &usbh1_pdata);
#endif
if (!otg_mode_host)
mxc_register_device(&mxc_otg_udc_device, &otg_device_pdata);
#ifdef CONFIG_MACH_EUKREA_MBIMXSD_BASEBOARD
eukrea_mbimxsd_baseboard_init();
#endif
}
static void __init eukrea_cpuimx35_timer_init(void)
{
mx35_clocks_init();
}
struct sys_timer eukrea_cpuimx35_timer = {
.init = eukrea_cpuimx35_timer_init,
};
MACHINE_START(EUKREA_CPUIMX35, "Eukrea CPUIMX35")
/* Maintainer: Eukrea Electromatique */
.phys_io = MX35_AIPS1_BASE_ADDR,
.io_pg_offst = ((MX35_AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
.boot_params = MX3x_PHYS_OFFSET + 0x100,
.map_io = mx35_map_io,
.init_irq = mx35_init_irq,
.init_machine = mxc_board_init,
.timer = &eukrea_cpuimx35_timer,
MACHINE_END
/*
* Copyright (C) 2010 Eric Benard - eric@eukrea.com
*
* Based on board-pcm038.h which is :
* Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
#ifndef __ASM_ARCH_MXC_BOARD_EUKREA_CPUIMX35_H__
#define __ASM_ARCH_MXC_BOARD_EUKREA_CPUIMX35_H__
#ifndef __ASSEMBLY__
/*
* This CPU module needs a baseboard to work. After basic initializing
* its own devices, it calls baseboard's init function.
* TODO: Add your own baseboard init function and call it from
* inside eukrea_cpuimx25_init().
*
* This example here is for the development board. Refer
* eukrea_mbimx25-baseboard.c
*/
extern void eukrea_mbimxsd_baseboard_init(void);
#endif
#endif /* __ASM_ARCH_MXC_BOARD_EUKREA_CPUIMX35_H__ */
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